<template>
  <el-dialog title="新增员工" :visible="showDialog" @close="btnCancel">
    <!-- 表单 -->
    <el-form ref="employeeForm" label-width="120px" :model="formData" :rules="rules">
      <el-form-item prop="username" label="姓名">
        <el-input v-model="formData.username" style="width:50%" placeholder="请输入姓名" />
      </el-form-item>
      <el-form-item prop="mobile" label="手机">
        <el-input v-model="formData.mobile" style="width:50%" placeholder="请输入手机号" />
      </el-form-item>
      <el-form-item prop="timeOfEntry" label="入职时间">
        <el-date-picker v-model="formData.timeOfEntry" style="width:50%" placeholder="请选择入职时间" />
      </el-form-item>
      <el-form-item prop="formOfEmployment" label="聘用形式">
        <el-select v-model="formData.formOfEmployment" style="width:50%" placeholder="请选择">
          <!-- <el-option label="正式" value="1" />
          <el-option label="非正式" value="2" /> -->
          <el-option v-for="item in EmployeeEnum.hireType" :key="item.id" :label="item.value" :value="item.id" />
        </el-select>
      </el-form-item>
      <el-form-item prop="workNumber" label="工号">
        <el-input v-model="formData.workNumber" style="width:50%" placeholder="请输入工号" />
      </el-form-item>
      <el-form-item prop="departmentName" label="部门">
        <el-input v-model="formData.departmentName" style="width:50%" placeholder="请选择部门" @focus="getDepartments" @blur="checkOfDepartmentName" />
        <el-tree v-if="treeData.length>0" class="treeData" :default-expand-all="true" :data="treeData" :props="{label:'name'}" @node-click="selectNode" />
      </el-form-item>
      <el-form-item prop="correctionTime" label="转正时间">
        <el-date-picker v-model="formData.correctionTime" style="width:50%" placeholder="请选择转正时间" />
      </el-form-item>
    </el-form>
    <!-- footer插槽 -->
    <template slot="footer">
      <!-- <template v-slot:footer> -->
      <el-row type="flex" justify="center">
        <el-col :span="6">
          <el-button size="small" @click="btnCancel">取消</el-button>
          <el-button type="primary" size="small" @click="btnOK">确定</el-button>
        </el-col>
      </el-row>
    </template>
  </el-dialog>
</template>

<script>
import { getDepartments } from '@/api/departments'
import { transListToTreeData } from '@/utils'
// import { addEmployee } from '@/api/employees'
import EmployeeEnum from '@/api/constant/employees'
import { addEmployee } from '@/api/employees'
export default {
  props: {
    showDialog: {
      type: Boolean,
      default: false
    }
  },
  data() {
    return {
      formData: {
        username: '',
        mobile: '',
        timeOfEntry: '',
        formOfEmployment: '',
        workNumber: '',
        departmentName: '',
        correctionTime: ''
      },
      treeData: [],
      // 将枚举数据放入 data, 方便模板使用
      EmployeeEnum,
      rules: {
        username: [{ required: true, message: '用户名不能为空', trigger: 'blur' }, { min: 1, max: 4, message: '用户姓名为1-4位' }],
        mobile: [{ required: true, message: '手机号不能为空', trigger: 'blur' }, { pattern: /^1[3-9]\d{9}$/, message: '手机号格式不正确', trigger: 'blur' }],
        timeOfEntry: [{ required: true, message: '聘用形式不能为空', trigger: 'blur' }],
        formOfEmployment: [{ required: true, message: '部门不能为空', trigger: 'blur' }],
        workNumber: [{ required: true, message: '工号不能为空', trigger: 'blur' }],
        departmentName: [{ required: true, message: '入职时间不能为空', trigger: 'change' }]
      }
    }
  },
  methods: {
    async getDepartments() {
      // 获取栏目列表并且显示出来
      // 获取部门列表(扁平化)
      const { depts } = await getDepartments()
      // console.log(depts)
      // 将数据转换为树形嵌套结构
      const res = transListToTreeData(depts, '')
      // console.log(res)
      this.treeData = res
    },
    selectNode(node) {
      console.log('每当一个部门节点被点击的时候触发')
      console.log(node)
      // 1. 将点选的部门名称交给输入框绑定的数据显示
      this.formData.departmentName = node.name

      // 2. 隐藏属性组件
      this.treeData = []
    },
    checkOfDepartmentName() {
      setTimeout(() => {
        // 收起树型
        this.treeData = []
        // this.treeData.length = 0
        if (this.$refs.employeeForm) { this.$refs.employeeForm.validateField('departmentName') }
      }, 200)
    },
    async btnOK() {
      try {
        console.log(this.formData)
        // 校验表单
        await this.$refs.employeeForm.validate()
        // 发送请求
        await addEmployee(this.formData)
        // 更新页面
        this.$parent.showDialog = false
        // 提醒用户成功
        this.$message.success('操作成功')
      } catch (error) {
        console.log(error)
      }
    },
    btnCancel() {
      // 清理数据
      this.formData = {
        username: '',
        mobile: '',
        timeOfEntry: '',
        formOfEmployment: '',
        workNumber: '',
        departmentName: '',
        correctionTime: ''
      }
      // 清理错误提示
      this.$refs.employeeForm.resetFields()
      // 关闭弹窗
      this.$parent.showDialog = false
      // 收起树型
      this.treeData.length = 0
    }
  }
}
</script>

<style lang='scss' scoped>
.treeData{
  position:absolute;
  z-index:9;
  border: 1px solid #ddd;
  width: 300px;
  height: 200px;
  overflow-y: scroll;//溢出滚动条y轴
}
</style>
